API-577 Exam Dumps : Welding Inspection and Metallurgy Exam

WPQ to verify that the welder is qualified to perform the welding, given its position and process.

WPQ to verify that the specification in use is correct.

PQR to verify that the welder is qualified to perform the welding, given its position and process.

WPS to verify that the welder is qualified to perform the welding, given its position and process.

0.05 - 2.7 ft./sec (0.015 - 0.82 m/sec)

1.3 - 4.0 ft./sec (0.40 - 1.20 m/sec)

2.3 - 3.3 ft./sec (0.70 - 1.00 m/sec)

4.1 - 5.5 ft./sec (1.25 - 1.68 m/sec)

Excessive distortion

Tendency of weld pool to be sluggish

Deflection of the weld arc

Solidification cracking